Volume 14, Number 5—May 2008
Risk Factors for Sporadic Shiga Toxin–producing Escherichia coli Infections in Children, Argentina1
|Characteristic||% Case-patients† (N = 150)||% Controls† (N = 299)||Unadjusted univariate analysis
||Adjusted univariate analysis*
|mOR||95% CI||p value||mOR||95% CI||p value|
|Eating meatballs at home||17||29||0.46||0.3–0.8||0.004||0.44||0.2–0.8||0.010||M|
|Eating meat pie at home||11||23||0.40||0.2–0.8||0.004||0.47||0.2–0.9||0.025||–|
|Eating empanadas at home||20||34||0.43||0.3–0.7||0.001||0.49||0.3–0.9||0.016||M|
| Respondent always washing hands with soap and water after handling raw beef
|Fixed adjustment factors|
|Eating more than the median number of fruits and vegetables||33||51||0.42||0.3–0.7||0.0002||–||–||–||B, M|
|Male sex||43||57||0.57||0.4–0.9||0.01||–||–||–||B, M|
|Having a nonparent respondent||3||1||0.29||0.1–0.8||0.009||–||–||–||M|
|Respondent always washing hands after handling raw beef||74||90||0.27||0.1–0.5||0.0001||–||–||–||B, M|
*Adjusted by the fixed adjustment factors shown. mOR, matched odds ratio; CI, confidence interval.
†The denominator (number of respondents) for case-patients varied from 144 to 150. The denominator for controls varied from 298 to 299.
‡Denotes adjusted univariate analysis significant in Buenos Aires (B), Mendoza (M), or neither site (–).
1Part of the information in this article was presented at the 5th International Symposium and Workshop on Shiga Toxin (verocytotoxin)–Producing Escherichia coli Infections, June 2003, Edinburgh, Scotland, United Kingdom, Abstract 0-5, p.19.